Prometheus aan de rotsen van de Kaukasus geketend / Tityus in de hel (1566) by Cornelis Cort and Titiaan https://www.rawpixel.com/image/13777567/image-paper-horse-cartoonFree Image from public domain licenseThe viscera (Table XIV), after Eustachius; the blood vessels of the liver (Table XV), after Glisson. Etching by I. Basire… https://www.rawpixel.com/image/13978851/image-cartoon-person-artFree Image from public domain licenseBynin Emulsion : an emulsion of cod liver oil in Bynin liquid malt, with hypophosphites : a nerve food and restorative, easy… https://www.rawpixel.com/image/14008237/image-paper-public-domain-postage-stampFree Image from public domain licenseLittle girl gets her morning cod liver oil at the nursery school at the FSA (Farm Security Administration) farm family… https://www.rawpixel.com/image/12151787/image-face-hand-personFree Image from public domain licenseChildren receiving cod liver oil and grapefruit at the WPA (Work Projects Administration) nursery school at the Agua Fria… https://www.rawpixel.com/image/12149611/image-face-person-artFree Image from public domain licenseA cross-section of diseased liver (cancer), numbered for key. Coloured lithograph by Batelli after O. Muzzi, c. 1843. https://www.rawpixel.com/image/13978726/image-person-cross-artFree Image from public domain licenseFeeding children of migratory agricultural laborers cod liver oil at the WPA (Work Projects Administration) nursery school… https://www.rawpixel.com/image/12110162/image-face-people-artFree Image from public domain licenseThe liver (figure 1) and gallbladder (figure 4). Engraving, 1686. https://www.rawpixel.com/image/13983505/the-liver-figure-and-gallbladder-figure-4-engraving-1686Free Image from public domain license